260560005

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{403969}}^1$

素因数の和:404020

約数の個数: 16

約数和(自身を含む): 426592320

約数和(自身を除く): 166032315

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 403969, 1211907, 2019845, 6059535, 17370667, 52112001, 86853335, 260560005]

約数ペア:

[(1, 260560005), (3, 86853335), (5, 52112001), (15, 17370667), (43, 6059535), (129, 2019845), (215, 1211907), (645, 403969)]